【摘要】 无锡市人民大会堂 (旧址 )地面塌陷系大量开采地下水所致。对塌陷区提出了一堵二围三充填的治理设计方案 ,采用高压旋喷和压密注浆工艺方法对其进行了有效的治理。为地面塌陷治理提供了有效方法和系统资料。更多还原

【Abstract】 The land collapse of Wuxi People’s Hall(former site) was caused by over pumping of ground water with a scope of 500m 2 and a land subsidence of 2m 2. The design plan for the control of the collapsed area includes plugging up, encirclement and filling up. The effective construction methods include rotary grouting with high pressure and compacted grouting, which supply a set of effective methods and a series of information.更多还原